CN209460366U - A kind of electric energy meter PCBA test fixture - Google Patents
A kind of electric energy meter PCBA test fixture Download PDFInfo
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- CN209460366U CN209460366U CN201920001993.2U CN201920001993U CN209460366U CN 209460366 U CN209460366 U CN 209460366U CN 201920001993 U CN201920001993 U CN 201920001993U CN 209460366 U CN209460366 U CN 209460366U
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Abstract
The utility model discloses a kind of electric energy meter PCBA test fixture, including test fixture platform, be set to several stations on test fixture platform, the test fixture platform is equipped with several test stations, each station is correspondingly arranged a test needle bed；The conveying device for conveying electric energy meter PCBA to be measured to corresponding station is additionally provided on the test fixture platform, which is equipped with several for placing the supporting plate of electric energy meter PCBA to be measured；It is correspondingly provided with one above each test needle bed and realizes the pressing plate being electrically connected for the electric energy meter PCBA to be measured to be pressed in test needle bed.The versatility of the test device of the utility model is high, and same station can carry out multinomial test, and reliability is stablized, and when work operates without employee, facilitates docking production line, test needle bed can be convenient to be replaced according to different product, reduces the investment of equipment.
Description
Technical field
The utility model relates to electric energy meter production manufacturing technology and its automatic test devices, and in particular to Yi Zhong electricity
It can table PCBA test fixture.
Background technique
Currently, the voltage and current on electric energy meter PCBA, switching value, RS485, infrared communication pass through special test equipment
Tooling test, parameter setting function are tested by dedicated test fixture fixture, and LED luminance and LCD liquid crystal display are using range estimation
It checks, first calibration is also to be completed by dedicated tester.Existing electric energy electric energy meter PCBA test is at least divided into 4 processes
(voltage and current Basic function testing process, parameter setting process, appearance detect process, calibration process), configures 4 test equipments
It could be completed with multiple operators, that there is integrated levels is not high, automatization level is low, and test item is imperfect, personnel
Tired reason is also easy to produce the problems such as test leakage and erroneous judgement.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of electric energy meter PCBA test fixture.The test fixture is logical
It is good with property, the completion of multiple test steps is realized on the test fixture, can greatly reduce the required of electric energy meter PCBA test
Professional's quantity and required test equipment quantity.
The utility model uses following technical scheme:
A kind of electric energy meter PCBA test fixture, including test fixture platform, the test fixture platform are equipped with several test works
Position, each station are correspondingly arranged a test needle bed；It is additionally provided on the test fixture platform for conveying electric energy meter PCBA to be measured
To the conveying device of corresponding station, which is equipped with several for placing the supporting plate of electric energy meter PCBA to be measured；Each test
It is correspondingly provided with one above needle bed and realizes the pressing plate being electrically connected for the electric energy meter PCBA to be measured to be pressed in test needle bed.
Further, the test fixture further include one for scanning electric energy meter PCBA to be measured on identification code to determine that its is tested
The automatically scanning rifle of station, the automatically scanning rifle position is in station inlet.
Further, the test fixture platform is equipped with is electrically connected with the test needle bed, mentions for electric energy meter PCBA to be measured
The power supply unit of power supply source.
Further, the supporting plate is equipped with through-hole.Electric energy meter PCBA and testing needle to be measured can be realized by the through-hole on supporting plate
The electrical connection of bed.
Further, the delivery track of the conveying device is located between pressing plate and test needle bed.
Preferably, electric energy meter PCBA to be measured is placed on supporting plate as delivery track is delivered on corresponding test needle bed
Side, delivery track move downwardly to after test needle bed (or test needle bed rise to the position where delivery track), track from
Dynamic to open, electric energy meter PCBA to be measured is contacted with test needle bed, and pressing plate, which compresses PCBA and test needle bed, fills PCBA with test needle bed
Divide electrical contact, until delivery track, which just works, rises supporting plate and be delivered to suitable position after the completion of test.
Further, the test fixture platform is equipped with the camera for shooting electric energy meter PCBA picture to be measured.
Further, the camera is installed on test fixture platform by camera movement mechanism.It can by camera movement mechanism
With the image of product different on follow shot supporting plate.
Further, the test fixture platform is equipped with the calibration source device being electrically connected with the test needle bed.
Further, the conveying device includes for placing the delivery track of supporting plate, the servo being connected with delivery track biography
Dynamic device, the cylinder being connected with servodrive.The cylinder is connected with the pressing plate.
Further, respectively the number of the testing needle of test needle bed and/or position are different, to adapt to different electric energy meters to be measured
PCBA.In general, mating can also be equipped with processing terminal, the data acquisition unit of different processes in practical application test fixture
Signal is acquired Deng, data acquisition unit, processing terminal analysis signal obtains test result, can collect the voltage of electric energy meter PCBA to be checked
Electric current, switching value, multiple test steps such as RS485, infrared communication, parameter setting, calibration, image processing and analyzing are in same test
It is realized in tooling.
Compared with prior art, the utility model has the advantage that
1, the versatility of test fixture is good, and reliability is stablized, and is operated when work without employee, facilitates docking production line.
2, test needle bed can be convenient replaces according to different product, reduces the investment of equipment.
3, same station can carry out multinomial test, and different station can be tested simultaneously, improve testing efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram at another visual angle of the utility model.
In figure, 1- processing terminal, 2- camera, 3- automatically scanning rifle, 4- supporting plate, 5- conveying device, 6- pressing plate, 7- testing needle
Bed, 8- data acquisition unit, 9- calibration source device, 10- test fixture platform, 11- electric energy meter PCBA to be checked.
Specific embodiment
Technical solutions of the utility model in order to facilitate understanding are described in detail below in conjunction with attached drawing and specific embodiment.
As shown in Figure 1, a kind of electric energy meter PCBA test fixture, including test fixture platform 10, it is set on test fixture platform 10
Several stations, it is same on test fixture platform 10 for conveying the conveying dress of electric energy meter PCBA to be measured to corresponding station
5 are set, each station is equipped with a test needle bed 7, tests to be equipped with being used for the electric energy meter PCBA 11 to be measured above needle bed 7
It is pressed in test needle bed 7 and realizes the pressing plate 6 being electrically connected, the conveying device 5 is equipped with for placing electric energy meter to be checked
Several supporting plates 4 of PCBA 11, the conveying device control the test needle bed 7 in the operation of supporting plate 4 to corresponding station, and
Control pressing plate 6, which compresses electric energy meter PCBA to be checked, to be made to be electrically connected to it with test needle bed 7.
Preferably, the packet of conveying device 5 is for placing the delivery track of supporting plate 4, the servo drive being connected with delivery track
Device, the cylinder being connected with servodrive, cylinder are connect with pressing plate 6.Servodrive drives delivery track and cylinder
Carry out corresponding sports.
The conveying device controls the test needle bed 7 in the operation of supporting plate 4 to corresponding station, and controls the compression of pressing plate 6
Electric energy meter PCBA to be checked makes to be electrically connected to it with test needle bed 7 specifically: the supporting plate 4 is transported to testing needle by delivery track
Bed top, then delivery track drops to test 7 position of needle bed and (tests needle bed and rise to the position where delivery track
It is feasible), the delivery track is flared out automatically, by the through-hole on supporting plate 4, electric energy meter PCBA 11 to be checked and test needle bed 7
Realize electrical connection, further pressing plate 6, which compresses electric energy meter PCBA 11 to be checked and test needle bed 7, makes electric energy meter PCBA to be checked and test
Needle bed is sufficiently in electrical contact, until delivery track inwardly collapses and drives supporting plate 4 to rise and be delivered to suitable position after the completion of test
It sets, in delivery track decline and test process, electric energy meter PCBA 11 to be checked is no longer transported.It can certainly be delivery track
The supporting plate 4 is transported to above test needle bed, then delivery track drops to test 7 position of needle bed (or testing needle
Bed rises to the position where delivery track), through-hole of the testing needle on needle bed 7 on supporting plate 4 is tested, with electric energy meter to be checked
PCBA 11 is electrically connected, and pressing plate 6, which compresses electric energy meter PCBA 11 to be checked, is in electrical contact it sufficiently with test needle bed, until testing
Cheng Hou, delivery track drive supporting plate 4 to rise and are delivered to suitable position (or the decline of test needle bed), decline in delivery track
In (or test needle bed rises) and test process, electric energy meter PCBA 11 to be checked is no longer transported.
In addition, test fixture platform 10 is equipped with automatically scanning rifle 3, for automatically scanning rifle position above track, supporting plate enters work
Position before position scans and recognizes code to the bar code of electric energy meter PCBA 11 to be checked to determine its test when entering station
Station.It is additionally provided on test fixture platform and is electrically connected with the test needle bed 7, provide the power supply of power supply for electric energy meter PCBA to be checked
Unit.
Each station is equipped with the camera 2 being additionally provided with for shooting electric energy meter PCBA picture to be checked, and camera 2 is moved by camera
Motivation structure is installed on test fixture platform 10, can be with the figure of product different on follow shot supporting plate by camera movement mechanism
Picture can carry out the test of product appearance.The test fixture platform 10 is equipped with the calibration source being electrically connected with the test needle bed 7
Device 9.
Further, respectively the number of the testing needle of test needle bed 7 and/or position are different, to adapt to different electric energy meters to be measured
PCBA。
In general, above-mentioned electric energy meter PCBA test fixture needs to cooperate data acquisition unit and processing terminal 1, that is, industry
Computer carries out various performance tests, and data collector unit 8 and test needle bed 7 are electrically connected, for acquiring electric energy meter to be checked
The signal of PCBA output；Processing terminal 1, for the voltage and current of electric energy meter PCBA to be checked, switching value, RS485, infrared communication,
The dependence tests such as parameter setting, calibration, image processing and analyzing.Processing terminal 1 respectively with the test needle bed 7, conveying device 5,
Automatically scanning rifle 3, camera 2, camera movement mechanism, data collector 8, calibration source device 9 are electrically connected and control them and carry out
Corresponding operating, receive camera 2, data collector 8 data-signal and handle analysis and obtain test result.
Calibration source device 9, power supply unit, data acquisition unit 8 are all located in the cabinet of 10 bottom of test platform, to equipment
It plays a protective role, and operation tooling is cleaner and tidier.
Preferably, power supply unit is Programmable AC Power Source, and Programmable AC Power Source control is main to provide electric energy meter
AC signal needed for PCBA, processing terminal 1 can control the power supply and realize that free voltage is cut between alternating voltage 0V-380V
It changes；Data acquisition unit 8 includes data acquisition module, calibration module, communication control module, and concrete model is the acquisition of M300 data
Device, processing terminal 1 acquire voltage on electric energy meter PCBA to be checked, electric current, I/O signal and level letter by M300 data collector
Number.
The process that above-mentioned electric energy meter PCBA test fixture combination processing terminal is tested is as follows:
1, electric energy meter PCBA to be checked is put into supporting plate 4, presses the start button on test fixture platform, delivery track starts
Movement, drives electric energy meter PCBA to be checked by automatically scanning rifle 3, and 1 automatic identification of processing terminal being connected with automatically scanning rifle 3 is every
The bar code of a electric energy meter PCBA to be checked.
2, electric energy meter PCBA to be checked is sent to predetermined position by supporting plate 4 by conveying device 5, and then delivery track drops to
Test needle bed position, track opens automatically (delivery track decline after the supporting plate 4 can not be again introduced into, only wait until to complete
Delivery track can just enter after rising after test), electric energy meter PCBA to be checked is electrically connected with test needle bed 7, cylinder band dynamic pressure plate 6
Compressing electric energy meter PCBA to be checked and test needle bed 7 is in electrical contact it sufficiently.
3, processing terminal 1 automatically selects the voltage electricity that corresponding testing scheme executes electric energy meter PCBA to be checked according to bar code
Stream, switching value, the dependence tests such as RS485, infrared communication, parameter setting, calibration, image processing and analyzing can be according to actual needs
It deletes or increases, wherein camera 2 is by the image of the different product on camera movement mechanism follow shot supporting plate 4, and processing is eventually
End 1 carries out single-point error correction to electric energy meter PCBA to be checked by calibration source device 9.
4, processing terminal 1 is analyzed and processed by the picture that the collected signal of data acquisition unit 8, camera 2 are shot,
Test data upload is simultaneously saved in server or local computer database by output display test result.
Above are merely preferred embodiments of the utility model, the protection scope of the utility model is limited with claim
Range subject to, several improvement and profit that those skilled in the art make without departing from the spirit and scope of the utility model
Decorations, also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of electric energy meter PCBA test fixture, including test fixture platform (10), it is characterised in that: the test fixture platform (10)
Several test stations are equipped with, each station is correspondingly arranged a test needle bed (7)；It is additionally provided on the test fixture platform (10)
For conveying the conveying device of electric energy meter PCBA to be measured to corresponding station, which is equipped with several for placing electricity to be measured
The supporting plate (4) of energy table PCBA；One is correspondingly provided with above each test needle bed (7) for the electric energy meter PCBA to be measured to be pressed in
It tests needle bed (7) and realizes the pressing plate (6) being electrically connected.
2. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the test fixture further includes one being used for
Identification code on electric energy meter PCBA to be measured is scanned to determine the automatically scanning rifle (3) of its test station, automatically scanning rifle (3) position
In station inlet.
3. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the test fixture platform (10) is equipped with
It is electrically connected with the test needle bed (7), provides the power supply unit of power supply for electric energy meter PCBA to be measured.
4. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the delivery track position of the conveying device
Between pressing plate (6) and test needle bed (7).
5. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the supporting plate (4) is equipped with through-hole.
6. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the test fixture platform (10) is equipped with
For shooting the camera (2) of electric energy meter PCBA picture to be measured.
7. electric energy meter PCBA test fixture as claimed in claim 6, it is characterised in that: the camera (2) is mobile by camera
Mechanism is installed on test fixture platform (10).
8. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the test fixture platform (10) is equipped with
The calibration source device (9) being electrically connected with test needle bed (7).
9. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: the conveying device includes for placing
The delivery track of supporting plate (4), the servodrive being connected with delivery track, the cylinder being connected with servodrive, it is described
Cylinder is connected with the pressing plate (6).
10. electric energy meter PCBA test fixture as described in claim 1, it is characterised in that: respectively test the testing needle of needle bed (7)
Number and/or position are different, to adapt to different electric energy meter PCBA to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001993.2U CN209460366U (en) | 2019-01-02 | 2019-01-02 | A kind of electric energy meter PCBA test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920001993.2U CN209460366U (en) | 2019-01-02 | 2019-01-02 | A kind of electric energy meter PCBA test fixture |
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| Publication Number | Publication Date |
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| CN209460366U true CN209460366U (en) | 2019-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920001993.2U Active CN209460366U (en) | 2019-01-02 | 2019-01-02 | A kind of electric energy meter PCBA test fixture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444729A (en) * | 2020-10-14 | 2021-03-05 | 中国电子科技集团公司第三十八研究所 | Rail linkage type automatic production testing mechanism |
-
2019
- 2019-01-02 CN CN201920001993.2U patent/CN209460366U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112444729A (en) * | 2020-10-14 | 2021-03-05 | 中国电子科技集团公司第三十八研究所 | Rail linkage type automatic production testing mechanism |
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